package com.example.design.bilibili.command;

/**
 * 命令模式
 */
public class Client {
    public static void main(String[] args) {

        //使用命令设计模式，完成通过遥控器对电灯的操作

        //创建电灯的对象（接收者）
        LightReceiver lightReceiver = new LightReceiver();

        //创建电灯相关的开关命令
        LightOnCommand lightOnCommand = new LightOnCommand(lightReceiver);
        LightOffCommand lightOffCommand = new LightOffCommand(lightReceiver);

        //需要一个遥控器
        RemoteController remoteController = new RemoteController();
        //给我们的遥控器设置命令，比如no  = 0;是电灯的开和关的操作
        remoteController.setCommand(0,lightOnCommand,lightOffCommand);
        System.out.println("按下灯开的按钮");
        remoteController.onButtonWasPushed(0);

        System.out.println("按下灯关的按钮");
        remoteController.offButtonWasPushed(0);

        System.out.println("按下撤销按钮");
        remoteController.undoButtonWasPushed();

        //=============================================================================================
        System.out.println("================================================================");
        System.out.println("使用遥控器操作电视机");
        TVReceiver tvReceiver = new TVReceiver();
        TVOffCommand tvOffCommand = new TVOffCommand(tvReceiver);
        TVOnCommand tvOnCommand = new TVOnCommand(tvReceiver);

        //给我们的遥控器设置命令，比如no =1 是电视机开和关的操作
        remoteController.setCommand(1,tvOnCommand,tvOffCommand);

        System.out.println("按下电视机开的按钮");
        remoteController.onButtonWasPushed(1);
        System.out.println("按下电视机关的按钮");
        remoteController.offButtonWasPushed(1);
        System.out.println("按下撤销按钮");
        remoteController.undoButtonWasPushed();
    }
}
